foreign key外部关键码
foreignadj.外来的;外国的;异质的;不相符的
foreign aid program外援计划
foreign participant外国经营者,外国参与者
foreign trade major外贸专业
foreign debt burden外债负担
foreign civil cases涉外民事案件
foreign mining city外国矿业城市
Foreign maintenance涉外扶养
Foreign Air Program对外空中计划
Foreign plasmid DNA外源质粒DNA
foreign instructors外籍教师